US PATENT SUBCLASS 424 / 620
.~.~ Arsenic


Current as of: June, 1999
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424 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

600  DF  INORGANIC ACTIVE INGREDIENT CONTAINING {20}
617  DF  .~ Heavy metal or compound thereof {14}
620.~.~ Arsenic {9}
621  DF  .~.~.~> With elemental arsenic or arsenic containing compound
622  DF  .~.~.~> Copper compound of arsenic
623  DF  .~.~.~> Oxygen compound of arsenic
624  DF  .~.~.~> Sodium compound of arsenic
625  DF  .~.~.~> Manganese containing arsenic compound or with added manganese compound
626  DF  .~.~.~> Chromium containing arsenic compound or with added chromium compound
627  DF  .~.~.~> Lead compound of arsenic
628  DF  .~.~.~> Calcium compound of arsenic
629  DF  .~.~.~> With added organic compound


DEFINITION

Classification: 424/620

Arsenic:

(under subclass 617) Compositions wherein the metal is arsenic.

(1) Note. Synonyms/Examples: London Purple.